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CVE-2026-98404

Linux: drm/virtio: Fix a NULL vs ERR_PTR() bug in virtio_gpu_user_framebuffer_create()

Linux LinuxOperating systems
Open in ThreatlineRecord JSON
CVSS
NoneNot scored
ExploitationNo known exploitationNot in CISA KEV, which does not prove it is unexploitedCISA KEV
Exploit odds (EPSS)0.22%Chance of exploitation activity in the next 30 days, higher than 11% of CVEs. Scored 23 Oct 2026FIRST EPSS
Fixed in975f3cf302bb7d7336df4c630a7c07e12780ad10Also 07de0b31dd64094cd7d25729beaf2ecae74daa72, 5eda6cda0031ba17559d56882353be39e568ec09 and 4 moreCVE List
Published14 Oct 2026Updated 19 Oct 2026CVE List

What fixes it

  • 975f3cf302bb7d7336df4c630a7c07e12780ad10LinuxCVE List
  • 07de0b31dd64094cd7d25729beaf2ecae74daa72LinuxCVE List
  • 5eda6cda0031ba17559d56882353be39e568ec09LinuxCVE List
  • 3fe8a33715265ecb24ca0bcd0a575c926da4277cLinuxCVE List
  • 974845d2535a250b180e62f9ed50284f312c01a3LinuxCVE List
  • 45dc2788a5b0e1e2824d1f98af521bd3acc340d7LinuxCVE List
Show all 7 fixed versions
  • 94579f24e2b526a04eb41050af0ba018c6f528e7LinuxCVE List

A fixed version on one release line is not the upgrade target for every line. Check your exact version and any vendor backports.

Description

In the Linux kernel, the following vulnerability has been resolved:

drm/virtio: Fix a NULL vs ERR_PTR() bug in virtio_gpu_user_framebuffer_create()

Smatch complains that returning a NULL here will lead to a NULL pointer dereference in drm_mode_addfb2(). Return an error pointer instead.

Text from CVE List

Affected versions 18

  • Linuxaffected: dc5698e80cf724770283e10414054662bdf6ccfa before 975f3cf302bb7d7336df4c630a7c07e12780ad10CVE List
  • Linuxaffected: dc5698e80cf724770283e10414054662bdf6ccfa before 07de0b31dd64094cd7d25729beaf2ecae74daa72CVE List
  • Linuxaffected: dc5698e80cf724770283e10414054662bdf6ccfa before 5eda6cda0031ba17559d56882353be39e568ec09CVE List
  • Linuxaffected: dc5698e80cf724770283e10414054662bdf6ccfa before 3fe8a33715265ecb24ca0bcd0a575c926da4277cCVE List
  • Linuxaffected: dc5698e80cf724770283e10414054662bdf6ccfa before 974845d2535a250b180e62f9ed50284f312c01a3CVE List
  • Linuxaffected: dc5698e80cf724770283e10414054662bdf6ccfa before 45dc2788a5b0e1e2824d1f98af521bd3acc340d7CVE List
  • Linuxaffected: dc5698e80cf724770283e10414054662bdf6ccfa before f1050a7d365283678b253828739d3866ae546a72CVE List
  • Linuxaffected: dc5698e80cf724770283e10414054662bdf6ccfa before 94579f24e2b526a04eb41050af0ba018c6f528e7CVE List
  • Linuxaffected: 4.2CVE List
  • Linuxunaffected: all versions before 4.2CVE List
  • Linuxunaffected: 5.10.271 through 5.10.*CVE List
  • Linuxunaffected: 5.15.222 through 5.15.*CVE List
  • Linuxunaffected: 6.1.189 through 6.1.*CVE List
  • Linuxunaffected: 6.6.158 through 6.6.*CVE List
  • Linuxunaffected: 6.12.111 through 6.12.*CVE List
  • Linuxunaffected: 6.18.53 through 6.18.*CVE List
  • Linuxunaffected: 7.2.7 through 7.2.*CVE List
  • Linuxunaffected: 7.3CVE List

References 8